Perhaps you should try some spelling variations:
hanh trong » hanh trang, anh trong, hinh trong
chieu sach » chinh sach, chiet tach, chieu sang
trong tuan » trong quan, trung tuan, trong tan
khanh toan » thanh toan, khanh thanh, khanh thuan
hieu lang » chieu sang, hieu quang, nhieu tang
tuan nang » luan nang, xuan nang, tuan bang
hanh toan » thanh toan, manh toan, hach toan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (hieu lang)) - hanh trong tuan nang song ((hanh toan) or (khanh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (hieu lang)) - hanh trong tuan nang song ((hanh toan) OR (khanh toan)) cao.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (hieu lang)) - hanh trong tuan nang song ((hanh toan) or (khanh toan)) cao*.